/Engine/Plugins/Online/OnlineSubsystemUtils/Source/OnlineSubsystemUtils/Public/PartyBeaconHost.h
Place a party on a new team, party must fit and team must exist
true if successful, false otherwise
virtual bool ChangeTeam ( const [FUniqueNetIdRepl](API\Runtime\Engine\GameFramework\FUniqueNetIdRepl) & PartyLeader, int32 NewTeamNum )